Home / 228,247.10-341,714.55-139,673.60

Finding the Fourth Proportional to 228,247.10, 341,714.55 and 139,673.60

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Solution

The fourth proportional to 228,247.10, 341,714.55 and 139,673.60 is: 209,108.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,247.10 : 341,714.55 = 139,673.60 : x
  2. Step 2: Convert to fraction form
    228,247.10/341,714.55 = 139,673.60/x
  3. Step 3: Cross multiply
    228,247.10x = 341,714.55 × 139,673.60
  4. Step 4: Simplify right side
    228,247.10x = 47,728,501,370.88
  5. Step 5: Solve for x
    x = 47,728,501,370.88/228,247.10
  6. Step 6: Final answer
    x = 209,108.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.